Home / 1,609,379.94-2,220,020.69-1,004,718.18

Finding the Fourth Proportional to 1,609,379.94, 2,220,020.69 and 1,004,718.18

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Solution

The fourth proportional to 1,609,379.94, 2,220,020.69 and 1,004,718.18 is: 1,385,934.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,379.94 : 2,220,020.69 = 1,004,718.18 : x
  2. Step 2: Convert to fraction form
    1,609,379.94/2,220,020.69 = 1,004,718.18/x
  3. Step 3: Cross multiply
    1,609,379.94x = 2,220,020.69 × 1,004,718.18
  4. Step 4: Simplify right side
    1,609,379.94x = 2,230,495,142,195.55
  5. Step 5: Solve for x
    x = 2,230,495,142,195.55/1,609,379.94
  6. Step 6: Final answer
    x = 1,385,934.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.